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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CHROME_BROWSER_MEDIA_GALLERIES_LINUX_MTP_DEVICE_TASK_HELPER_H_ | 5 #ifndef CHROME_BROWSER_MEDIA_GALLERIES_LINUX_MTP_DEVICE_TASK_HELPER_H_ |
| 6 #define CHROME_BROWSER_MEDIA_GALLERIES_LINUX_MTP_DEVICE_TASK_HELPER_H_ | 6 #define CHROME_BROWSER_MEDIA_GALLERIES_LINUX_MTP_DEVICE_TASK_HELPER_H_ |
| 7 | 7 |
| 8 #include <string> | 8 #include <string> |
| 9 #include <vector> | 9 #include <vector> |
| 10 | 10 |
| 11 #include "base/callback.h" | 11 #include "base/callback.h" |
| 12 #include "base/memory/scoped_ptr.h" | 12 #include "base/memory/scoped_ptr.h" |
| 13 #include "base/memory/weak_ptr.h" | 13 #include "base/memory/weak_ptr.h" |
| 14 #include "chrome/browser/media_galleries/fileapi/mtp_device_async_delegate.h" | 14 #include "chrome/browser/media_galleries/fileapi/mtp_device_async_delegate.h" |
| 15 #include "device/media_transfer_protocol/mtp_file_entry.pb.h" | 15 #include "device/media_transfer_protocol/mtp_file_entry.pb.h" |
| 16 #include "webkit/browser/fileapi/async_file_util.h" | 16 #include "storage/browser/fileapi/async_file_util.h" |
| 17 | 17 |
| 18 class MTPReadFileWorker; | 18 class MTPReadFileWorker; |
| 19 struct SnapshotRequestInfo; | 19 struct SnapshotRequestInfo; |
| 20 | 20 |
| 21 // MTPDeviceTaskHelper dispatches the media transfer protocol (MTP) device | 21 // MTPDeviceTaskHelper dispatches the media transfer protocol (MTP) device |
| 22 // operation requests (such as GetFileInfo, ReadDirectory, CreateSnapshotFile, | 22 // operation requests (such as GetFileInfo, ReadDirectory, CreateSnapshotFile, |
| 23 // OpenStorage and CloseStorage) to the MediaTransferProtocolManager. | 23 // OpenStorage and CloseStorage) to the MediaTransferProtocolManager. |
| 24 // MTPDeviceTaskHelper lives on the UI thread. MTPDeviceTaskHelperMapService | 24 // MTPDeviceTaskHelper lives on the UI thread. MTPDeviceTaskHelperMapService |
| 25 // owns the MTPDeviceTaskHelper objects. MTPDeviceTaskHelper is instantiated per | 25 // owns the MTPDeviceTaskHelper objects. MTPDeviceTaskHelper is instantiated per |
| 26 // MTP device storage. | 26 // MTP device storage. |
| 27 class MTPDeviceTaskHelper { | 27 class MTPDeviceTaskHelper { |
| 28 public: | 28 public: |
| 29 typedef base::Callback<void(bool succeeded)> OpenStorageCallback; | 29 typedef base::Callback<void(bool succeeded)> OpenStorageCallback; |
| 30 | 30 |
| 31 typedef MTPDeviceAsyncDelegate::GetFileInfoSuccessCallback | 31 typedef MTPDeviceAsyncDelegate::GetFileInfoSuccessCallback |
| 32 GetFileInfoSuccessCallback; | 32 GetFileInfoSuccessCallback; |
| 33 | 33 |
| 34 // NOTE: The file names in the entry list have their file id appended at the | 34 // NOTE: The file names in the entry list have their file id appended at the |
| 35 // end. e.g. foo.jpg with file id 45 becomes foo.jpg,45. | 35 // end. e.g. foo.jpg with file id 45 becomes foo.jpg,45. |
| 36 typedef base::Callback<void(const fileapi::AsyncFileUtil::EntryList& entries, | 36 typedef base::Callback<void(const storage::AsyncFileUtil::EntryList& entries, |
| 37 bool has_more)> ReadDirectorySuccessCallback; | 37 bool has_more)> ReadDirectorySuccessCallback; |
| 38 | 38 |
| 39 typedef MTPDeviceAsyncDelegate::ErrorCallback ErrorCallback; | 39 typedef MTPDeviceAsyncDelegate::ErrorCallback ErrorCallback; |
| 40 | 40 |
| 41 MTPDeviceTaskHelper(); | 41 MTPDeviceTaskHelper(); |
| 42 ~MTPDeviceTaskHelper(); | 42 ~MTPDeviceTaskHelper(); |
| 43 | 43 |
| 44 // Dispatches the request to the MediaTransferProtocolManager to open the MTP | 44 // Dispatches the request to the MediaTransferProtocolManager to open the MTP |
| 45 // storage for communication. | 45 // storage for communication. |
| 46 // | 46 // |
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| 172 // Used to handle WriteDataInfoSnapshotFile request. | 172 // Used to handle WriteDataInfoSnapshotFile request. |
| 173 scoped_ptr<MTPReadFileWorker> read_file_worker_; | 173 scoped_ptr<MTPReadFileWorker> read_file_worker_; |
| 174 | 174 |
| 175 // For callbacks that may run after destruction. | 175 // For callbacks that may run after destruction. |
| 176 base::WeakPtrFactory<MTPDeviceTaskHelper> weak_ptr_factory_; | 176 base::WeakPtrFactory<MTPDeviceTaskHelper> weak_ptr_factory_; |
| 177 | 177 |
| 178 DISALLOW_COPY_AND_ASSIGN(MTPDeviceTaskHelper); | 178 DISALLOW_COPY_AND_ASSIGN(MTPDeviceTaskHelper); |
| 179 }; | 179 }; |
| 180 | 180 |
| 181 #endif // CHROME_BROWSER_MEDIA_GALLERIES_LINUX_MTP_DEVICE_TASK_HELPER_H_ | 181 #endif // CHROME_BROWSER_MEDIA_GALLERIES_LINUX_MTP_DEVICE_TASK_HELPER_H_ |
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